PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

280029Holder,electrical Contact Brush

William S Guttenberg Dba Wilco Electric Company · NSN 5977-00-280-3898 · FSC 5977 · No Item Name Available
Verified by PartsTable
NSN 5977-00-280-3898 — this item is cataloged by the U.S. Government under National Stock Number 5977-00-280-3898. Primary manufacturer part number: 280029.
Features
  • Holder,electrical Contact Brush — FSC 5977
  • Terminal Quantity: 1
  • Inside Width: 1.000 INCHES NOMINAL IN
  • Mounting Facility: CLAMP AND ROD
  • Brush Pressure Spring Type Accommodated: HELICAL TORSION
  • Brush Spring Adjustability: ADJUSTABLE
  • Inside Length: 1.000 INCHES NOMINAL IN
  • Overall Thickness: 5.125 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Alloy Box construction
General Description

The Holder,electrical Contact Brush, cataloged under National Stock Number 5977-00-280-3898, is classified within Federal Supply Class 5977 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is William S Guttenberg Dba Wilco Electric Company. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5977-00-280-3898
Primary Part Number280029
Item NameHolder,electrical Contact Brush
FSC / FSG5977 / 59 — No Item Name Available
ManufacturerWilliam S Guttenberg Dba Wilco Electric Company
StatusACTIVE
Terminal Quantity1
Inside Width1.000 INCHES NOMINAL IN
Mounting FacilityCLAMP AND ROD
Brush Pressure Spring Type AccommodatedHELICAL TORSION
Brush Spring AdjustabilityADJUSTABLE
Inside Length1.000 INCHES NOMINAL IN
Overall Thickness5.125 INCHES NOMINAL IN
Mounting Facility Quantity2
Terminal TypeSCREW
Inside Thickness0.625 INCHES NOMINAL IN
MaterialCOPPER ALLOY BOX
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4330-00-095-6296280029 INTERCHANGEABLE
Filter,regulator
Valcor Engineering Corporation
2530-00-737-7889217849 INTERCHANGEABLE
Tank,pressure
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
Cross-Reference Index
Part NumberManufacturer
53808GPC15 Stone Safety Corp (USA)
35566PC15 Stone Safety Corp (USA)
280029 PRIMARY William S Guttenberg Dba Wilco Electric Company (USA)
35552ITEM4 Stone Safety Corp (USA)
35531PC15 Stone Safety Corp (USA)
611055PC15 Stone Safety Corp (USA)
51536ITEM4 Stone Safety Corp (USA)
611111PC15 Stone Safety Corp (USA)
35531ITEM4 Stone Safety Corp (USA)
35095PC15 Stone Safety Corp (USA)
50300MPC15 Stone Safety Corp (USA)
37760MPC15 Stone Safety Corp (USA)
35090PC15 Stone Safety Corp (USA)
35566ITEM4 Stone Safety Corp (USA)
51536PC15 Stone Safety Corp (USA)
35552PC15 Stone Safety Corp (USA)
Related Parts
4330-00-095-6296INTERCHANGEABLE
FILTER,REGULATOR
280029
2530-00-737-7889INTERCHANGEABLE
TANK,PRESSURE
217849

Frequently Asked Questions

What is NSN 5977-00-280-3898?

NSN 5977-00-280-3898 is a Holder,electrical Contact Brush, manufactured by William S Guttenberg Dba Wilco Electric Company, classified under FSC 5977 (No Item Name Available). Status: active.

What are the part numbers for NSN 5977-00-280-3898?

NSN 5977-00-280-3898 has 16 cross-referenced part numbers: 53808GPC15 (Stone Safety Corp), 35566PC15 (Stone Safety Corp), 280029 (William S Guttenberg Dba Wilco Electric Company), 35552ITEM4 (Stone Safety Corp), 35531PC15 (Stone Safety Corp) and 11 more.

What NSN replaces 5977-00-280-3898?

There are 2 known substitutes for 5977-00-280-3898: 4330-00-095-6296, 2530-00-737-7889. Verify interchangeability with system specifications before substitution.

What are the specifications of 280029?

Key specifications for 280029: Terminal Quantity: 1; Inside Width: 1.000 INCHES NOMINAL IN; Mounting Facility: CLAMP AND ROD; Brush Pressure Spring Type Accommodated: HELICAL TORSION. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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